yeah it's a double-belt arrangement. my only concern is mounting fitment. I don't really want a bastardized tool.
It is a DC motor. More info here: https://www.lumberjocks.com/threads/grizzly-t27417-oscillating-belt-spindle-sander-part-2.323465/
Wen/grizzly/triton/etc mechanism:
Ridgid mechanism: